Saliva collection tubes manufactured by our company have clinical and research sample collection purposes in endocrinology based researches or collection of saliva for the purposes of hormone evaluation. The tubes also have the ability to reduce contamination and degradation of samples thus improving the reliability and validity of endocrinological assay results. With improvement in medical technology, these are useful tools aimed at collection of biological specimens for studies in endocrine hormone imbalance, metabolic disorders and other conditions related to endocrinology. Our technology and the quality of our products makes us the company of choice among most researchers around the world.